Packet #28247229 Success

NODEINFO_APP packet from Sierra norte Madrid ⛰️🗼🌞 (SNM) to DLCr Leganes ☀ (DLCr)

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	28247229
Mesh Packet ID:	`0xfa0de1dc` Used for correlation across gateways
Timestamp:	2025-12-17 10:26:29 UTC
From Node:	Sierra norte Madrid ⛰️🗼🌞 (SNM)
To Node:	DLCr Leganes ☀ (DLCr)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Quass001 ☄️ (Q001)
Channel:	MediumFast
RSSI:	-48 dBm
SNR:	10.25 dBm
Hop Info:	2/4 hops Start: 4, Limit: 2
Relay Node:	`3a` Q005 Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: NODEINFO_APP

Size: 98 bytes

Decoded: Yes

Decoded Data:

Long Name:	Sierra norte Madrid ⛰️🗼🌞
Short Name:	SNM
Node ID:	!43562884
MAC Address:	SMpDViiE
Hardware:	HELTEC_WSL_V3

Raw Packet Analysis

Complete field breakdown and MQTT privacy/exposure analysis

Packet Structure

MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)

Total Size:	98 bytes
Gateway:	!9e9a932c
Channel:	MediumFast
Payload Type:	NODEINFO_APP
Hop Count:	2 / 4

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...

Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
+ 1 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!9e9a932c` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (98 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1129719940` Source node ID	uint32
`to`	`3255758376` Target node ID	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`98` bytes	size
`hop_limit`	`2` Remaining hops allowed	uint32
`hop_start`	`4` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-48.0` dBm Signal strength at gateway	int32
`rx_snr`	`10.25` dB Signal quality at gateway	float
`rx_time`	`1765967188` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	False No ACK requested	bool
`priority`	Not set	enum
`delayed`	Not set	enum
`channel`	Not set	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	Not set	uint32
`relay_node`	`58` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1765967189.108459` Unix timestamp	uint32

MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message

Privacy Features:

✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
✓ Custom channel: MediumFast
✓ Gateway node ID tracked

Exposure Risks:

⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!9e9a932c`
Signal Metrics:	RSSI: -48.0 dBm SNR: 10.25 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	98 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!43562884", "long_name": "Sierra norte Madrid ⛰️🗼🌞", "short_name": "SNM", "macaddr": "SMpDViiE", "hw_model": "HELTEC_WSL_V3" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!9e9a932c", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1129719940, "to": 3255758376, "id": 4195213788, "rx_time": 1765967188, "rx_snr": 10.25, "rx_rssi": -48, "hop_limit": 2, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 58, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092134333536323838341222536965727261206e6f727465204d616472696420e29bb0efb88ff09f97bcf09f8c9e1a03534e4d220648ca43562884282c380242207e52862e72b32f44af42b528084eefaa0bee58c0c7cbf44107a3ced8bae4c945", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!43562884", "long_name": "Sierra norte Madrid ⛰️🗼🌞", "short_name": "SNM", "macaddr": "SMpDViiE", "hw_model": "HELTEC_WSL_V3", "role": "ROUTER", "public_key": "flKGLnKzL0SvQrUoCE7vqgvuWMDHy/RBB6PO2LrkyUU=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (98 bytes)

0a092134333536323838341222536965727261206e6f727465204d616472696420e29bb0efb88ff09f97bcf09f8c9e1a03534e4d220648ca43562884282c380242207e52862e72b32f44af42b528084eefaa0bee58c0c7cbf44107a3ced8bae4c945

Hex Analysis:

Size:	98 bytes
Format:	Protobuf (Protocol Buffers)
Encoding:	Binary with varint and length-delimited fields

This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.

All Receptions

All gateways that received this packet
Correlation: Using Mesh Packet ID

Reception Locations

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.

Gateway	Time Offset	RSSI	SNR	Hops	Relay	Channel	Timestamp	Actions
Quass001 ☄️ (Q001) Primary	0.000s Reference	-48.0 dBm	10.25 dB	2	`3a` Q005	MediumFast	2025-12-17 10:26:29 UTC	Current
Rodashtastic🗼🌐 (RDSt)	-0.391s Before	-116.0 dBm	-6.50 dB	1	`e8` GRN1	MediumFast	2025-12-17 10:26:28 UTC	View
GRN1-Base🗼🌐 🔋 (GRN1)	-0.221s Before	-108.0 dBm	-7.50 dB	0	-	MediumFast	2025-12-17 10:26:28 UTC	View
[samsepi0l] 📡🌐 (tlg0)	-0.205s Before	-78.0 dBm	10.00 dB	1	`52` 6052	MediumFast	2025-12-17 10:26:28 UTC	View
Venturada2🗼🌐☀️ (Vb2)	-0.202s Before	-101.0 dBm	-0.50 dB	1	`52`	MediumFast	2025-12-17 10:26:28 UTC	View
🤖 Nicolas Cage 🌐 (Cage)	-0.104s Before	-107.0 dBm	2.75 dB	1	`5d` 🥖	MediumFast	2025-12-17 10:26:29 UTC	View
tizon (Sylv)	-0.016s Before	-121.0 dBm	-12.50 dB	1	`5d` 🥖	MediumFast	2025-12-17 10:26:29 UTC	View
Getafe ☀️ (GTF)	-0.012s Before	-123.0 dBm	-13.50 dB	1	`5d` 🥖	MediumFast	2025-12-17 10:26:29 UTC	View
Ocumare Norte🗼🌐 (RRN)	+0.237s After	-107.0 dBm	-13.50 dB	2	`b0` Vbm , Vb2	MediumFast	2025-12-17 10:26:29 UTC	View
XiaoWatt c4c8 🌐🔌 (c4c8)	+0.308s After	-78.0 dBm	8.25 dB	2	`b0` Vbm , Vb2	MediumFast	2025-12-17 10:26:29 UTC	View
Varela Bot 🏡🤖 (🤖)	+0.421s After	-82.0 dBm	7.25 dB	1	`1c` 🏡	MediumFast	2025-12-17 10:26:29 UTC	View
JAGO1_Cañaveral (JAGO)	+0.744s After	-117.0 dBm	-8.75 dB	2	`38` tlg0	MediumFast	2025-12-17 10:26:29 UTC	View
ETH Maverick (ET01)	+1.612s After	-106.0 dBm	-10.25 dB	2	`61` TO1	MediumFast	2025-12-17 10:26:30 UTC	View
Villarejo01 (VIL1)	+2.466s After	-35.0 dBm	11.00 dB	3	`c6` d5c6	MediumFast	2025-12-17 10:26:31 UTC	View
ETH Goose (ET03)	+2.657s After	-34.0 dBm	11.00 dB	3	`41` ET01	MediumFast	2025-12-17 10:26:31 UTC	View
🎄 SkG@Home 📡🌐 (SkGH)	+3.166s After	-83.0 dBm	-13.50 dB	3	`56` 8d56 , 3d56	MediumFast	2025-12-17 10:26:32 UTC	View
Eagle’s Nest (EAGL)	+3.278s After	-110.0 dBm	-1.25 dB	3	`74` TakF	MediumFast	2025-12-17 10:26:32 UTC	View
PXT_Home (PXT1)	+3.976s After	-116.0 dBm	-5.25 dB	4	`48` mfms	MediumFast	2025-12-17 10:26:33 UTC	View
P3 iGate 🏠🌐 (P3N2)	+4.481s After	-37.0 dBm	11.00 dB	3	`25` P3N1	MediumFast	2025-12-17 10:26:33 UTC	View
Skynet (Sky)	+4.484s After	-95.0 dBm	-5.00 dB	2	`d1` 👾	MediumFast	2025-12-17 10:26:33 UTC	View

20

Total Receptions

20

Unique Gateways